17-Jun-2023 17:31:12 rk12_adapt_test(): MATLAB/Octave version 5.2.0 Test rk12_adapt(). Number of steps taken: 28 Norm of error: 0.206478 Graphics saved as "rk12_adapt_expsin_test.png" rk12_adapt_test(): Normal end of execution. 17-Jun-2023 17:31:12